package leetcode.median;

import leetcode.base.ListNode;

/**
 * ClassName: $82_DeleteDuplicates
 * Description:
 * date: 2022-02-17 20:44
 *
 * @author liyifan
 */
public class $82_DeleteDuplicates {
    public ListNode deleteDuplicates(ListNode head) {
        ListNode dummy = new ListNode(0);
        dummy.next = head;
        ListNode cur = dummy;
        while (cur.next != null || cur.next.next != null) {
            if (cur.next.val == cur.next.next.val) {
                int x = cur.next.val;
                while (cur.next != null && cur.next.val == x) {
                    cur.next = cur.next.next;
                }
            } else {
                cur = cur.next;
            }
        }

        return dummy.next;
    }
}
